<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>v-on补充</title>
    <!-- 1.在触发的事件方法后边添加实参，在方法后边添加形参 -->
    2.在事件后边
</head>

<body>
    <div id="app">
        <button v-on:click="log('哈哈')">点击</button>
        <input type="text" @keyup.enter="al">
    </div>
    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
    <script>
        var app = new Vue({
            el: '#app',
            data: {

            },
            methods: {
                log: function(p1) {
                    console.log('点击了');
                    console.log(p1);
                },
                al: function() {
                    alert('弹出了');
                }
            }
        })
    </script>
</body>

</html>